Control apparatus for projectile launching



March 24, 1964 C,BRANDON ETpAL I 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16,-1954 21 Sheets-Sheet 1 v FIG.-I.

INVENTORS CHESTER BRANDON BY ALVIN R. PIATT ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 2 FIG. 2.

NoFMAL TEST 1 0m swan INVENTORS CHE BRANDON ALV R. PIATT ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 3 FIG. 3.

INVENTORS CHESTER BRANDON l4 y ALVIN R. PIATT ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCI-IING Filed Sept. 16 1954 21 Sheets-Sheet 4 INVENTORS CHESTER BRANDON y ALVIN R. PIATT ATTORNEY March 24, 1964 I c. BRANDON ETAL CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Spt. 16, 1954 21 Sheets-Sheet 5 INVENTORS CHESTER BRA BY ALVlN R. Pl

ATTORNEY March 24, 1964 BRANDON Em. 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 7 FIG. 7A.

INVENTORS 41 CH ER RANDOM 3 A R. TT

ATTORNEY M h 1964 c. BRANDON ETAL 7 CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 8 CHESTfR BRANDON- BY ALVIN -R. PIAIT ATTORNEY mmvrbxs v v-w March 24, 1964 c. BRANDON ETALN 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 9 FIG. 70. Y, a

INVENTORS CHESTER BRANDON BY ALVIN R. PIATT ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 10 INVENTORS CHESTER BRANDON ALVIN R. PIATT ATTORNEY S cosD+ S cosA March 24, 1964 c. BRANDON ETAL CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 11 a l I l l I III o 0 4" A 6 A 7 .T. .D OT m 4 U .Jl m m J 0" a 2 as 6-D- Gns /q U I ll 1L. I W 4 W 2 2 n w u n B m ..I B 7 6 4 2B 2 n 5 5 5 w 2 5 2 2 2 2 2 n h f InllL 2 M. 1--- n u m m w 2 I L 4 2 m B Lu n M" F 8 m m G l 2 M F x m m INVENTORS CHESTER BRANDON By ALVIN R. mm

ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473 CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 12 FIG. 9A.

TO szcnonm INVENTORS CHESTER BRANDON BY ALVIN R. PIATT ATTORNEY March 24, 1964 c, BRANDON E'TAL CONTROL APPARATUS FOR PROJECTILE muncnmc; Filed s t. 16, 1954 21 Sheets-Sheet 13 FIG. 9B.

. INVENTORS CHESTER BRANDON y ALVIN R. PIATT XMX/ ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING I Filed Sept. 15, 1954 21$heets-Sheet 14 FROM SECTION I! TO SEC ION III ScosA S cosD FROM SECTION 11 INVENTORS CHESTER BRANDON y ALVIN R. PIATT ATTORNEY March 24, 1964 c. BRANDON ETAL CONTROL APPARATUS FOR PROJECTILE LAUNCHING 21 Sheets-Sheet 15 Filed Sept. 1e, 1954 m mo. mm 56m 325,5 5

INVENTORS CHESTER BRANDON y ALVIN R. PHUT ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

\ CONTROL APPARATUS FOR PROJECTILE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 16 FIG. ll.

msscnou II 41C INVENTORS v CHESTER BRANDON 406 BY ALVIN R. PIATT' ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

- CONTROL APPARATUS FOR PROJECTI'LE LAUNCHING Filed Sept. 16, 1954 21 Sheets-Sheet 18 FIG. l3.

CHESTER BRANDON ALVIN R. PIATT ATTORNEY March 24, 1964 c. BRANDON ETAL 3,126,473

CONTROL APPARATUS FOR PROJECTILE LAUNCHING 21 Sheets-Sheet 20 Filed Sept. 16. 1954 INVENTORS CHESTER BRANDON ALVIN R. PIATT ATTORNEY 

1. IN A COMPUTER, TARGET TABLE MEANS MOUNTED FOR RECIPROCAL ANGULAR MOVEMENT ABOUT AN AXIS REPRESENTING A FIRST APEX OF A TRIANGLE, AN ANGULAR VALUE-REGISTERING DEVICE ROTATABLY MOUNTED ON AN AXIS REPRESENTING A SECOND APEX OF SAID TRIANGLE, AND ADJUSTABLE WITH REFERENCE TO SAID FIRST AXIS FOR REGISTERING A VALUE PROPORTIONAL TO A HYPOTHETICAL FIRST SIDE OF SAID TRIANGLE EXTENDING BETWEEN SAID FIRST SECOND AXES, MEANS FOR REPRESENTING A PATH FROM A POINT REFERABLE DIRECTLY TO SAID SECOND APEX TO A POINT INTERSECTING SAID FIRST APEX OF SAID TRIANGLE, COMPRISING A LONGITUDINALLY EXTENDING FLEXIBLE, BUT NON-EXTENSIBLE PATH-SIMULATING CABLE CONNECTED AT ONE END TO SAID ANGULAR VALUE-REGISTERING DEVICE, AND CAM MEANS ENGAGING SAID CABLE AND COMPELLING IT TO CONFORM TO A KNOWN CURVED PATH FOR A PORTION OF ITS LENGTH, SAID CABLE EXTENDING NORMALLY FOR THE REMAINING PORTION OF ITS LENGTH ALONG A LINE INTERSECTING SAID FIRST APEX OF A TRIANGLE, AND BEING SECURED RETRACTABLY RELATIVE THERETO BY MEANS ADAPTED TO MAINTAIN SAID ELEMENT UNDER TENSION, AND TO REGISTER THE LENGTH THEREOF BETWEEN SAID SECOND AND FIRST APICES, MEANS FOR MEASURING AND REGISTERING VALUES PROPORTIONAL TO A SECOND SIDE OF SAID TRIANGLE EXTENDING FROM SAID FIRST APEX TO A THIRD APEX, MEANS FOR REGISTERING VALUES REPRESENTING A THIRD SIDE OF SAID TRIANGLE AND EXTENDING BETWEEN SAID THIRD APEX AND SAID SECOND APEX, MEANS FOR REGISTERING VALUES PROPORTIONAL TO A KNOWN ANGLE BETWEEN SAID SECOND AND THIRD SIDES, MEANS FOR DETERMINING WHEN SAID PATH-SIMULATING CABLE DOES NOT INTERSECT SAID FIRST AXIS EXACTLY, AND FOR UTILIZING POSITIONAL DIFFERENCES THEREBETWEEN TO INITATE ERROR SIGNALS, MEANS FOR UTILIZING SAID ERROR SIGNALS TO CORRECT THE VALUES USED IN COMPUTING SAID FIRST AND SECOND SIDES OF SAID TRIANGLE, AND MEANS FOR UTILIZING SAID CORRECTED VALUES TO RE-COMPUTE THE FACTORS INVOLVED IN DETERMINING A CORRECT PATH. 